<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
<style type="text/css">
*.textInSpan {
	color: red;
}
div#exampleMaster *.textInSpan {
color: green;
}
</style>
<body>
<div>
<span class="textInSpan">bla1</span>
</div>
<div id="exampleMaster">
<span class="textInSpan">bla1 in div</span>
</div>
</body>
</html>